package com.config;

import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

//全局配置类-配置跨域请求-WebMvcConfigurerAdapter
@Configuration
public class WebConfig implements WebMvcConfigurer {
    @Override
    public void addCorsMappings(CorsRegistry registry) {
        /*
            1.与访问路经
            2.请求来源
            3.方法
            4,许携cookie
            5.允许头部设置
            6.最大时
         */
        registry.addMapping("/**")
                .allowedOriginPatterns("*","null")
                .allowedMethods("GET", "HEAD", "POST", "PUT", "DELETE", "OPTIONS")
                .allowCredentials(true)
                .maxAge(3600)
                .allowedHeaders("*");
    }
}
